Finding the Third Proportional to 2,261,556 and 4,877,406

Step by Step Solution

1. Step 1: Write the proportion equation
   2,261,556 : 4,877,406 = 4,877,406 : x
2. Step 2: Convert to fraction form
   2,261,556/4,877,406 = 4,877,406/x
3. Step 3: Cross multiply
   2,261,556x = 4,877,406 × 4,877,406
4. Step 4: Simplify right side
   2,261,556x = 23,789,089,288,836
5. Step 5: Solve for x
   x = 23,789,089,288,836/2,261,556
6. Step 6: Final answer
   x = 10,518,903.48